Our Clamshell Tart Cubes comes in our Original Blend of Wax. These are approx. 3 fluid ounces and have 6 breakaway tart cubes in each package. One Tart Cube with 6 breakaway tart cubes is $4.50. Scented Wax Tart Melts are for use in a Tart Warmer. Colors Vary- Some Colors normally may have color speckles at the bottom of the tart cubes.